#!/usr/bin/env python
# coding=utf-8

s0 = "QWERTYUIOPASDFGHJKLZXCVBNMqwertyuiopasdfghjklzxcvbnm"
s1 = "TOiZiZtOrYaToUwPnToBsOaOapsyS"
flag = ""

# flag 前面部分
for i in range(len(s1)):
    if i % 2 == 1:
        if s1[i] >= 'a' and s1[i] <= 'z':
            flag += chr(s0.index(s1[i]) + 38)
        else:
            flag += chr(s0.index(s1[i]) + 96)
    else:
        flag += s1[i]

# flag 最后一位: 经过变换之后变成的字符串结束符
if chr(len(s0) + 38).isalpha():
    flag += chr(len(s0) + 38)
else:
    flag += chr(len(s0) + 96)

print(flag)
